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Tough Singletrack Endurance XC Bike | 430mm Chainstays & Split Pivot Suspension
$5,399.00
Spearfish also features on-bike cargo mounts so you can carry two bottles (up to three on MD–XL frames), your multitool, tube, and more for fewer resupply stops. SRAM’s Eagle 90 Transmission shifting blends electronic precision and Full Mount derailleur durability for a drivetrain you can trust. Spearfish C Eagle 90 is a carbon XC bike built to make your monumental efforts more manageable.
Warning：For purchasing inquiries, please contact us
| Frameset | |
|---|---|
| Frame | Spearfish Carbon |
| Color | Dusty Rose |
| Suspension Fork | RockShox SID Select+ 2-position, 120mm |
| Rear Shock | RockShox SIDLuxe Select+ |
| Components | |
| Headset | FSA Orbit 1.5E ZS NO.57E |
| Seatpost | TranzX YSI08 RAD+ Dropper Post w/ GL Stealth MMX Lever, XS: 125mm travel; SM–MD: 150mm travel; LG–XL: 170mm travel |
| Stem | Salsa 35.0 Guide Trail, 50mm |
| Grips/Bar Tape | WTB Wavelength Lock-On |
| Saddle | WTB Silverado, Medium, Cromoly, DNAx |
| Handlebar | Race Face Aeffect |
| Drivetrain | |
| Front Derailleur | N/A |
| Rear Derailleur | SRAM Eagle 90 Transmission |
| Cassette | SRAM GX Eagle Transmission XS-1275, 10-52t, 12-speed |
| Chain | SRAM Eagle 70 Transmisssion Flattop |
| Crankset | SRAM Eagle 90, 32t w/MRP 1x SL TR2 28-34t Direct Mount Guide |
| Shifter | SRAM Eagle 90, MatchMaker X Clamp |
| Brake Levers | SRAM DB8 Stealth |
| Brake Calipers | SRAM DB8 Stealth |
| Bottom Bracket | SRAM DUB PF92 MTB Wide |
| Rotors | SRAM CenterLine2.0 (6-bolt, 180mm front and rear) |
| Wheels | |
| Front Tire | Teravail Camrock 29×2.4″, Light Trail casing, WTB TCS Sealant included |
| Rear Tire | Teravail Camrock 29×2.4″, Light Trail casing, WTB TCS Sealant included |
| Front Hub | WTB Frequency Sport 15x110mm |
| Rear Hub | WTB Frequency Boost 12x148mm |
| Spoke | Double-butted Pillar Stainless Steel, black |
| Rim | WTB ASYM i30 TCS, 28h |
| Weight | |
| Complete Bike | 28lb 14oz |
| Size | X-Small | Small | Medium | Large | X-Large |
| A. Effective Top Tube | 567.8- 568.6 | 584.9- 585.7 | 606.9- 607.7 | 629.0- 629.8 | 651.1- 651.9 |
| B. Stand Over | 719.1- 716.4 | 719.2- 716.3 | 719.2- 716.3 | 719.3- 716.2 | 719.3- 716.2 |
| C. Reach | 435.0- 431.4 | 450.0- 446.5 | 470.0- 466.5 | 490.0- 486.4 | 510.0- 506.5 |
| D. Stack | 589.3- 591.9 | 598.4- 601.1 | 607.6- 610.3 | 616.7- 619.6 | 625.9- 628.8 |
| E. Total Seat Tube Length | 380.0 | 405.0 | 430.0 | 455.0 | 480.0 |
| F. Headtube Length | 95.0 | 105.0 | 115.0 | 125.0 | 130.0 |
| G. Headtube Angle | 66.3 – 66.0 | 66.3 – 66.0 | 66.3 – 66.0 | 66.3 – 66.0 | 66.3 – 66.0 |
| H. Seat Tube Angle | 77.3 – 77.0 | 77.3 – 77.0 | 77.3 – 77.0 | 77.3 – 77.0 | 77.3 – 77.0 |
| I. BB Drop | 31.0- 35.4 | 31.0- 35.5 | 31.0- 35.5 | 31.0- 35.6 | 31.0- 35.6 |
| J. BB Height | 342.0- 337.6 | 342.0- 337.5 | 342.0- 337.5 | 342.0- 337.4 | 342.0- 337.4 |
| K. Chainstay Length | 430.0- 431.2 | 430.0- 431.2 | 430.0- 431.2 | 430.0- 431.2 | 430.0- 431.2 |
| L. Fork Length Axle to Crown | 530.0 | 530.0 | 530.0 | 530.0 | 530.0 |
| M. Fork Offset | 44.0 | 44.0 | 44.0 | 44.0 | 44.0 |
| N. Wheelbase | 1157.0- 1157.7 | 1176.1- 1176.7 | 1200.0- 1200.7 | 1224.1- 1224.7 | 1248.1- 1248.7 |
| Crank Arm Length | 165.0 | 165.0 | 165.0 | 170.0 | 170.0 |
| Handlebar Width | 760.0 | 760.0 | 800.0 | 800.0 | 800.0 |
| Recommended Rider Height | 146.0 – 159.0 | 157.0 – 170.0 | 168.0 – 180.0 | 178.0 – 191.0 | 188.0 |
| Stem Length | 50.0 | 50.0 | 50.0 | 50.0 | 50.0 |
- an unsprung bike (no sag)
- a 29 x 2.4″ tire measuring 746mm in diameter
- Standover is measured from vertically from ground to top of top tube 50mm forward of bottom bracket center
- Note: Where two measurements are listed, the first number is with Flip Chip in default High position; the second number is with Flip Chip in Low position
Frame Specs
| Design Wheel/Tire Sizes | 29 x 2.0–2.4″ |
| Max Tire Outer Diameter | Frame:29 x 2.4″ Fork:Max. tire diameter:758mm, Max. tire width 66mm |
| Frame Construction | Carbon |
| Suspension Fork Length (Travel) | 130mm |
| Fork Offset | 44mm |
| Axle to Crown | 541mm |
| Rear Spacing | 12 x 148mm |
| Rear Axle Size | 12 x 188mm, TP=1.0, TL=13mm |
| Rear Brake (Rotor) | 74mm post mount (180–200mm) |
| Front Brake (Rotor) | 74mm post mount (180–200mm) |
| Headset – Upper | ZS44/28.6 |
| Headset – Lower | ZS56/40 |
| Rear Shock Size | 190 x 45mm Forward Shock Mount:Ø8 x 20mm Rearward Shock Mount:Standard Ø15MM, no bushing |
| Front Spacing | 15 x 110mm |
| Front Axle Size | Maxle Stealth:15 x 158mm, TP=M15x1.5, TL=9 |
| Steerer Tube | 1.125–1.5″ tapered |
| Crown Race | 59mm |
| Seatpost | 30.9mm |
| Dropper Post Compatible | Yes (internal) |
| Seatpost Clamp | 35.4mm |
| Max Post Insertion | SM:215mm; MD:240mm; LG:265mm; XL:290mm |
| Derailluer Hanger | SRAM UDH (w/ Ø30mm washer) |
| Bottom Bracket | BB92 press-fit |
| Crankset (Max Ring) | 34t, 55mm Chainline |
| Accessory Mounts | XS–SM:downtube accessory mount; MD–XL:Three-Pack downtube mount; Top tube accessory mounts on all sizes |
| Bottle Mounts | XS–SM:two full size bottles; MD–XL:three bottles |
| Size | L, S, XL, XS |
|---|
Frequently Asked Questions
1.Do you provide OEM manufacturing services for private brands?
Yes. Sunremo has over 20 years of experience in OEM manufacturing, delivering premium-quality customized bicycle frames for global brands. From material selection to final quality inspection, every step follows strict manufacturing standards to ensure consistency, reliability, and long-term performance.
2.Can you develop a custom frame design exclusively for our brand?
Absolutely. We offer both OEM and ODM solutions. Whether you already have drawings or need full product development from concept, our engineering team supports geometry design, layup optimization, prototyping, testing, and mass production — ensuring your product stands out in both performance and branding.
3.Do you work with small or emerging brands?
Yes. We partner with brands of all sizes, from startups to established international companies. Our flexible production system allows scalable order quantities while maintaining the same quality standards and technical support.
4.What is your minimum order quantity (MOQ)?
MOQ depends on the model and customization level.
Standard models: The standard MOQ is 100 pieces
Full custom ODM projects: discussed based on tooling and development scope
Please contact us for an accurate quotation.
5.Can you provide samples or prototypes before mass production?
Yes. We strongly recommend sample validation before bulk production.
Prototype lead time is usually 20–45 days, depending on complexity and testing requirements.
6.What quality standards and certifications do you follow?
Our frames are manufactured under strict quality management systems.
Products can be tested and certified according to ISO, EN, and UCI standards upon request, ensuring compliance with international safety and performance requirements.
7.What warranty do you offer?
Sunremo provides a 2–5 year structural warranty depending on the frame model and application. Detailed warranty terms are supplied with each project.
8.What payment methods do you accept?
We accept secure and flexible payment methods including T/T, L/C, D/P, D/A, PayPal, and bank transfer.
9.How long is production and delivery time?
Production time depends on order volume and customization level:
10.Why choose Sunremo as your manufacturing partner?
✅ Direct factory with stable production capacity
✅ Advanced carbon fiber manufacturing expertise
✅ Strict QC and traceability system
✅ Flexible OEM/ODM cooperation model
✅ Competitive pricing with premium quality
✅ Professional international communication support
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